42256948 has 12 divisors (see below), whose sum is σ = 75523392. Its totient is φ = 20678840.

The previous prime is 42256919. The next prime is 42256961. The reversal of 42256948 is 84965224.

It is a self number, because there is not a number n which added to its sum of digits gives 42256948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112198 + ... + 112573.

It is an arithmetic number, because the mean of its divisors is an integer number (6293616).

Almost surely, 2^42256948 is an apocalyptic number.

It is an amenable number.

42256948 is a deficient number, since it is larger than the sum of its proper divisors (33266444).

42256948 is a wasteful number, since it uses less digits than its factorization.

42256948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224822 (or 224820 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 42256948 is about 6500.5344395673. The cubic root of 42256948 is about 348.3100794643.

The spelling of 42256948 in words is "forty-two million, two hundred fifty-six thousand, nine hundred forty-eight".